(Newser) – Greek yogurt is low in calories, high in protein, and generally delicious. What's not to like? How about this: The production of Greek yogurt creates a nasty byproduct called "acid whey." The liquid waste can't be dumped, because it would prove too toxic to the environment, ruining waterways and killing fish, reports Modern Farmer. But with the Greek yogurt market now worth $2 billion and still growing, it's a problem that's only going to get larger. New York State alone produced 66 million gallons of acid whey in 2011, reports the New York Post.

For a second there, I thought I'd been transported back 10 years into the old "Yogurt" thread.... Fears of Greek yogurt hazard may be without substance.

"The Greek yogurt industry came under fire last week after one source called the product a "toxic waste hazard," saying a yogurt byproduct could lead to environmental disaster. But YNN's Tamara Lindstrom sat down with an agriculture expert who said the explosive accusation is lacking any substance. "